Background and Objectives: Colorectal cancer (CRC) is a major cause of morbidity and cancer related mortality throughout the world. It is the third most common cancer worldwide and the fourth most common cause of cancerrelated death. The objective of this study is to study the epidemiology of colorectal cancer in Erbil city.
Methods: Retrospective analysis of the data from registry units in Rizgary Oncology Center and Nanakaly Cancer Hospital in Erbil during the period of Jan – Dec 2016.
Results: Data of total 118 patients collected, 55.08% of patients were male and 44.92% were female with a male to female ratio of approximately "1.22:1". The highest number of patients was in the age range of 60-69 years. Left side tumors were more common, 77.12% of patients. The presence of 41.53% of the patients in stage III makes that stage majority. The most common histopathological type was adenocarcinoma NOS, 90.68%. Overall one-year survival was 77.1%. The one-year survival of rectal tumors is 66%.
Conclusions: The study concluded that the male to female ratio is "1.22:1". The highest number of patients was in the age range of 60-69 years. The percentage of patients below the age of 40 years was 20.51%. The left side tumors were 77% while right side tumors were 23%. The majority of the patients were in stage III and IV, 67%. The most common histopathological type was adenocarcinoma NOS, 90.68%. Overall one-year survival was 77.1%. Rectal tumors had the worst one-year survival, 66% only.